Women's Topo Specter 3 Altra running we designed the silhouette with

we designed the silhouette with pinched crown

The foot lands on outside of the heel

Cushioned for comfort

shredded into flakes and converted into pellets

Women's Topo Specter 3 Altra running we designed the silhouette withThe first introduction to the Pro Series, Specter 3 gets a massive overhaul. Our new RevFoam ATPU foam delivers serious energy return in a lighter package, while the redesigned rocker geometry offers a faster toe off. An ATPU insole cuts even more weight and provides additional rebound directly below the foot. We upped the already max cushioned platform to keep you more comfortable and protected during hard efforts. The revamped outsole toughens up